Optimize every aspect of your training routine with the light and flexible Free 5.0 training shoe. The sonic-welded upper design adapts to all your moves to provide a seamless feel, flexible movement and lateral stability. Nike Free technology incorporates hexagonal flex grooves on the outsole with a low-profile platform, promoting a natural foot flex and position. Rubber pods included in high-wear areas for traction and control.FEATURES:Lighter and more flexible than its predecessorSonic-welded upper offers flexibility and supportEngineered with a six flex point design for better mobility and performanceHexagonal flex grooves is responsive and flexibleStyle: 644682-403Nike